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AU2003244332B2 - Propelling transmission control apparatus for a working vehicle having a hydrostatic stepless transmission - Google Patents

Propelling transmission control apparatus for a working vehicle having a hydrostatic stepless transmission Download PDF

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Publication number
AU2003244332B2
AU2003244332B2 AU2003244332A AU2003244332A AU2003244332B2 AU 2003244332 B2 AU2003244332 B2 AU 2003244332B2 AU 2003244332 A AU2003244332 A AU 2003244332A AU 2003244332 A AU2003244332 A AU 2003244332A AU 2003244332 B2 AU2003244332 B2 AU 2003244332B2
Authority
AU
Australia
Prior art keywords
control
swash plate
hydraulic
speed
plate angle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU2003244332A
Other languages
English (en)
Other versions
AU2003244332A1 (en
Inventor
Yoshifumi Horiuchi
Yasunobu Nakatani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kubota Corp
Original Assignee
Kubota Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kubota Corp filed Critical Kubota Corp
Publication of AU2003244332A1 publication Critical patent/AU2003244332A1/en
Application granted granted Critical
Publication of AU2003244332B2 publication Critical patent/AU2003244332B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements
    • F16H61/472—Automatic regulation in accordance with output requirements for achieving a target output torque
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B21/00—Machines, plants or systems, using electric or magnetic effects
    • F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
    • F25B21/04—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect reversible
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
    • F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/421—Motor capacity control by electro-hydraulic control means, e.g. using solenoid valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/431—Pump capacity control by electro-hydraulic control means, e.g. using solenoid valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
    • F16H61/448—Control circuits for tandem pumps or motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H39/00—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution
    • F16H39/04—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit
    • F16H39/06—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type
    • F16H39/08—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type each with one main shaft and provided with pistons reciprocating in cylinders
    • F16H39/10—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type each with one main shaft and provided with pistons reciprocating in cylinders with cylinders arranged around, and parallel or approximately parallel to the main axis of the gearing
    • F16H39/14—Rotary fluid gearing using pumps and motors of the volumetric type, i.e. passing a predetermined volume of fluid per revolution with liquid motor and pump combined in one unit pump and motor being of the same type each with one main shaft and provided with pistons reciprocating in cylinders with cylinders arranged around, and parallel or approximately parallel to the main axis of the gearing with cylinders carried in rotary cylinder blocks or cylinder-bearing members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
    • F25B2321/02—Details of machines, plants or systems, using electric or magnetic effects using Peltier effects; using Nernst-Ettinghausen effects
    • F25B2321/023—Mounting details thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19149—Gearing with fluid drive
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20012—Multiple controlled elements
    • Y10T74/20018—Transmission control
    • Y10T74/20055—Foot operated

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Control Of Fluid Gearings (AREA)
AU2003244332A 2003-02-25 2003-09-02 Propelling transmission control apparatus for a working vehicle having a hydrostatic stepless transmission Expired AU2003244332B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP2003-47534 2003-02-25
JP2003047534A JP4101083B2 (ja) 2003-02-25 2003-02-25 作業車の走行変速制御装置

Publications (2)

Publication Number Publication Date
AU2003244332A1 AU2003244332A1 (en) 2004-09-09
AU2003244332B2 true AU2003244332B2 (en) 2006-01-19

Family

ID=32866571

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003244332A Expired AU2003244332B2 (en) 2003-02-25 2003-09-02 Propelling transmission control apparatus for a working vehicle having a hydrostatic stepless transmission

Country Status (4)

Country Link
US (1) US6849028B2 (ja)
JP (1) JP4101083B2 (ja)
KR (1) KR100573341B1 (ja)
AU (1) AU2003244332B2 (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7243755B2 (en) * 2004-07-28 2007-07-17 Zf Friedrichshafen Ag Drive mechanism for a mobile vehicle
US7201702B2 (en) * 2004-08-02 2007-04-10 Zf Friedrichshafen Ag Drive mechanism for a mobile vehicle
US7299891B2 (en) * 2004-08-02 2007-11-27 Zf Friedrichshafen Ag Hydraulic drive mechanism for mobile vehicles
JPWO2006126646A1 (ja) * 2005-05-26 2008-12-25 日立建機株式会社 油圧駆動装置
US7469534B2 (en) * 2005-09-26 2008-12-30 Kubota Corporation Load control structure for work vehicle
JP4704938B2 (ja) 2006-03-13 2011-06-22 株式会社クボタ 作業車
JP4838057B2 (ja) * 2006-06-13 2011-12-14 株式会社クボタ 作業車の変速操作装置
JP2008105573A (ja) * 2006-10-26 2008-05-08 Kanzaki Kokyukoki Mfg Co Ltd ホイールモータ装置
US7644646B1 (en) 2007-06-13 2010-01-12 Sauer-Danfoss, Inc. Three position servo system to control the displacement of a hydraulic motor
US7730826B2 (en) * 2007-07-31 2010-06-08 Sauer-Danfoss Inc. Swashplate type axial piston device having apparatus for providing three operating displacements
US8007403B2 (en) 2007-09-11 2011-08-30 Kubota Corporation Work vehicle having hydraulic stepless speed changing apparatus
JP5101440B2 (ja) * 2008-08-28 2012-12-19 株式会社クボタ 作業車
JP5215086B2 (ja) * 2008-08-28 2013-06-19 株式会社クボタ 作業車
JP5215122B2 (ja) * 2008-10-27 2013-06-19 株式会社クボタ 作業車の走行変速構造
EP3338008A4 (en) 2015-08-20 2019-05-01 Eaton Intelligent Power Limited HYDROMECHANICAL TRANSMISSION
CN105937514B (zh) * 2016-06-28 2018-01-05 华中科技大学无锡研究院 一种蓄能式球形泵电液作动器
US10487940B2 (en) 2016-08-19 2019-11-26 Eaton Intelligent Power Limited Hydraulic mechanical transmission with increased efficiency
JP6783216B2 (ja) * 2017-11-08 2020-11-11 株式会社クボタ 変速操作装置及び作業車
JP6899764B2 (ja) * 2017-12-28 2021-07-07 株式会社クボタ 草刈機
JP7329924B2 (ja) * 2018-12-28 2023-08-21 株式会社クボタ 作業機
CN114753814B (zh) * 2021-12-31 2024-04-30 中国石油天然气集团有限公司 一种无级变量泵注系统及相关设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000110937A (ja) * 1998-10-02 2000-04-18 Kayaba Ind Co Ltd ハイドロスタティックトランスミッション装置
JP2000220737A (ja) * 1999-01-29 2000-08-08 Yanmar Diesel Engine Co Ltd 油圧式無段変速機
US20020007633A1 (en) * 2000-05-31 2002-01-24 Mitsuru Saito Hydrostatic continuously variable transmission

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FR2272859B1 (ja) * 1974-05-31 1978-01-13 Roulements Soc Nouvelle
US3952512A (en) * 1975-01-30 1976-04-27 Towmotor Corporation Foot pedal control mechanism for hydrostatic transmission vehicles
GB1529247A (en) 1975-04-24 1978-10-18 Manitowoc Co Drive mechanism for a demountable self-propelled crane transport assembly
US4023637A (en) * 1975-11-03 1977-05-17 Sundstrand Corporation Programmable electronic tracking control for vehicles with hydrostatic transmissions
US4136855A (en) 1976-12-03 1979-01-30 The Manitowoc Company Inc. Hoist drum drive control
EP0254579B1 (en) * 1986-07-23 1992-03-11 Honda Giken Kogyo Kabushiki Kaisha Hydraulically operated continuously variable transmission
EP0808779A1 (en) * 1988-09-26 1997-11-26 SOUTHPAC TRUST INTERNATIONAL, Inc., not individually, but as trustee of the Family Trust U/T/A dated December 8, 1995 Method for wrapping a floral grouping
GB2257496B (en) 1989-03-09 1993-10-20 Orenstein & Koppel Ag Hydrostatic drive mechanism
US5207060A (en) 1991-09-03 1993-05-04 Sauer, Inc. Tandem hydraulic motor
JPH1159210A (ja) 1997-08-25 1999-03-02 Kubota Corp 走行用静油圧式無段変速装置
JP3623101B2 (ja) 1998-03-04 2005-02-23 カヤバ工業株式会社 ハイドロスタティックトランスミッションシステム
CA2282821C (en) * 1999-09-17 2007-11-27 Champion Road Machinery Limited All wheel drive for motor grader
US6722464B2 (en) 2001-03-29 2004-04-20 Kubota Corporation Working vehicle
JP2002283860A (ja) 2001-03-29 2002-10-03 Kubota Corp 作業車
US6675577B2 (en) * 2001-07-13 2004-01-13 Deere & Company Anti-stall transmission control for utility vehicle
JP2004011769A (ja) 2002-06-06 2004-01-15 Kubota Corp 静油圧式無段変速装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000110937A (ja) * 1998-10-02 2000-04-18 Kayaba Ind Co Ltd ハイドロスタティックトランスミッション装置
JP2000220737A (ja) * 1999-01-29 2000-08-08 Yanmar Diesel Engine Co Ltd 油圧式無段変速機
US20020007633A1 (en) * 2000-05-31 2002-01-24 Mitsuru Saito Hydrostatic continuously variable transmission

Also Published As

Publication number Publication date
KR100573341B1 (ko) 2006-04-24
US6849028B2 (en) 2005-02-01
US20040163490A1 (en) 2004-08-26
KR20040076592A (ko) 2004-09-01
JP2004257447A (ja) 2004-09-16
JP4101083B2 (ja) 2008-06-11
AU2003244332A1 (en) 2004-09-09

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired